| Campbell | William | | Lieutenant | Served 24 Mar 01 to 11 Nov 01. Reserve, A.O. 458 22/11/1901, A.O. 345 08/06/1901
Source: Nominal roll in WO127 | Scottish Horse |
| Campbell | William Alexander | | | Source: Medal rolls | Canada, 2nd Royal Canadian Regiment of Infantry |
| Campbell | William Andrews Ava | 23678 | Private | Source: QSA Medal Rolls | 20th Company, 6th Btn, IY |
| Campbell | William Cumming | | | Source: WO100/280 | Adelaide TG |
| Campbell | William Donald | 36178 | Squadron QMS | Source: QSA Medal Rolls | 96th Company, 24th Btn, IY |
| Campbell | William Donald | 54 | Trooper | Source: Nominal roll in WO127 | Loch's Horse |
| Campbell | William Dougald | 334 | Private | Source: OZ-Boer database | Queensland, 5th Imperial Bushmen Contingent |
| Campbell | William Finlay | 14162 | Trooper | Source: QSA Medal Rolls | 47th Company, 13th Btn, IY |
| Campbell | William G | | | 1st Battalion
Source: QSA and KSA rolls | Imperial Light Horse |
| Campbell | William G | 1289 and 100 | Trooper | 1st Battalion
Source: Nominal roll in WO127 | Imperial Light Horse |
| Campbell | William H | 1930 | Private | 3rd RPR
Source: Nominal roll in WO127 | Railway Pioneer Regiment |
| Campbell | William Henry | 1930 | | Source: Attestation papers. See image on this site. | Railway Pioneer Regiment |
| Campbell | William Henry | 3252 and 417 | Trooper | 1st Battalion
Source: Nominal roll in WO127 | Imperial Light Horse |
| Campbell | William Henry | 962 | Sergeant | Source: Nominal roll in WO127 | Roberts' Horse |
| Campbell | William Hy | | | Source: QSA and KSA medal rolls | Western Province Mounted Rifles |
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